Area Property (Reader)

Gets and sets the coordinates of the image to perform recognition on. The area uses the Rectangle object which contains the height, width, x and y coordinates to define the area on an image.

Syntax

Visual Basic
C#
Managed Extensions for C++
C++/CLI

'Declaration
 
Public Property Area As Rectangle

'Usage
 
Dim instance As Reader
Dim value As Rectangle
 
instance.Area = value
 
value = instance.Area

public Rectangle Area {get; set;}

public: __property Rectangle get_Area();
public: __property void set_Area( 
   Rectangle value
);

public:
property Rectangle Area {
   Rectangle get();
   void set (    Rectangle value);
}

Exceptions

Exception	Description
System.ArgumentOutOfRangeException	The specified area contains one or more negative values for position or dimension.
System.Exception

Remarks

Default value: X : 0, Y : 0, Width : 0, Height : 0

To perform recognition on the entire image, then the Area property values (X, Y, Width, Height) must all be set to zero.

An area outside of the image will produce an error.

Reference

Reader Class
Reader Members